Private interest was not allowed to predominate over the public good.

私人利益不得置于公众利益之上。

《牛津词典》

His interest, apart from that of others, is still a purely private interest.

他的利益，与他人的利益无关，仍然只是纯粹的私人利益。

youdao

Will they base their decisions on the public good or on their own private interest?

他们的决定是基于公众的利益还是他们自身的私利呢？

youdao

Army Private Bradley Manning has also come under interest in the latest release of documents.

VOA: special.2010.07.31

But this is the great danger America faces -- that we will cease to be one nation and become instead a collection of interest groups, each seeking to satisfy private wants.

VOA: special.2010.05.09

The private meeting began with a few public remarks by the president, in which he focused on issues of vital interest to the governors.

VOA: standard.2010.02.22

Construction projects, often of enormous size and impact, are developer generated and initiated, within a narrow spectrum of private interest, and the bigger they are the better the city seems to like them.

WSJ: New York Stadium Deals: Good and Bad

The Welsh Government is squeezing out private interest.

BBC: Santa Baby, I really do need ...

In his opinion once it was determined that activity was, in fact, educational as defined by the IRS and did not have the effect of benefiting a private interest, it did not violate the private benefit doctrine as we described.

CNN: AllPolitics - Ethics Transcript